Câu 85: 100-105: ICND Interconnecting Cisco Networking Devices Part 1

The OSPF Hello protocol performs which of the following tasks? (Choose two.)

1. A. It provides dynamic neighbor discovery. — đáp án hiện tại
2. B. It detects unreachable neighbors in 90 second intervals.
3. C. It maintains neighbor relationships. — đáp án hiện tại
4. D. It negotiates correctness parameters between neighboring interfaces.
5. E. It uses timers to elect the router with the fastest links as the designated router.
6. F. It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF.